Question
Download Solution PDFA reinforced concrete slab is 80 mm thick. The maximum diameter of reinforcement bar that can be used is:
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept:
Clause 26.5.2.2 of IS 456:2000 states that 'the diameter of reinforcing bars shall not exceed one-eighth of the total thickness of slab.
Calculation:
The thickness of slab = 80 mm
∴ Maximum diameter of main reinforcement = 80 / 8
= 10 mm
Important Points
- Minimum reinforcement in a slab for mild steel shall not exceed 0.15 % of the total c/s area
- Minimum reinforcement in a slab for HYSD steel shall not exceed 0.12 % of the total c/s area
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